Tongue cleanser



FIG. 1 is a perspective view of a tongue cleanser showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view;

FIG. 4 is a right side elevation view, a left side elevation view being a mirror image;

FIG. 5 is a top plan view showing my new design; and,

FIG. 6 is a bottom plan view. 

The ornamental design for a tongue cleanser, as shown and described. 